<template>
  <div>
    <el-container>
      <el-header class="homeHeader">
        <div class="title">云E办系统</div>
        <div>
          <el-button icon="el-icon-bell"
                     type="text"
                     style="margin-right: 10px;color: black;"
                     size="normal"
                     @click="goChat"></el-button>
          <el-dropdown class="userInfo" @command="commandHandler">
            <span class="el-dropdown-link">{{user.name}}<i><img :src="user.userFace"></i></span>
            <el-dropdown-menu slot="dropdown">
              <el-dropdown-item command="userinfo">个人中心</el-dropdown-item>
              <el-dropdown-item command="setting">设置中心</el-dropdown-item>
              <el-dropdown-item command="logout">注销</el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </div>
      </el-header>
      <el-container>
        <el-aside width="200px">
          <el-menu router unique-opened>
            <el-submenu :index="index+''" v-for="(item,index) in routes"
                        v-if="!item.hidden"
                        :key="index">
              <template slot="title">
                <i style="color: #1accff;margin-right: 5px" :class="item.iconCls"></i>
                <span>{{item.name}}</span>
              </template>
              <el-menu-item :index="children.path" v-for="(children,indexj) in item.children"
                            :key="indexj">{{children.name}}
              </el-menu-item>
            </el-submenu>
          </el-menu>
        </el-aside>
        <el-main>
          <el-breadcrumb separator-class="el-icon-arrow-right" v-if="this.$router.currentRoute.path!='/home'">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>{{this.$router.currentRoute.name}}</el-breadcrumb-item>
          </el-breadcrumb>
          <div class="homeWelcome" v-if="this.$router.currentRoute.path=='/home'">
            欢迎来到云E办系统！
          </div>
          <router-view class="homeRouterView"/>
        </el-main>
      </el-container>
    </el-container>
  </div>
</template>

<script>
  export default {
    name: "Home",
    data() {
      return {
        user: JSON.parse(window.sessionStorage.getItem("user"))
      }
    },
    computed: {
      routes() {
        return this.$store.state.routes;
      }
    },
    methods: {
      goChat(){
        this.$router.push('/chat');
      },
      commandHandler(cmd) {
        if (cmd == 'logout') {
          this.$confirm('此操作将注销登录，是否继续？', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
          }).then(() => {
            //注销
            this.postRequest("/logout");
            //清除用户信息
            window.sessionStorage.removeItem("user");
            window.sessionStorage.removeItem("tokenStr");
            //清空菜单
            this.$store.commit('initRoutes', []);
            //跳转登录页
            this.$router.replace("/")
          }).catch(() => {
            this.$message({
              type: 'info',
              message: '已取消操作'
            })
          })
        }
      }
    }
  }
</script>

<style>
  .homeHeader {
    background-color: #409eff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0px 15px;
    box-sizing: border-box;
  }

  .homeHeader .title {
    font-size: 30px;
    font-family: 华文行楷;
    color: #ffffff;
  }

  .homeHeader .userInfo {
    cursor: pointer;
  }

  .homeWelcome {
    text-align: center;
    font-size: 30px;
    font-family: 华文行楷;
    color: #409eff;
    padding-top: 50px;
  }

  .homeRouterView {
    margin-top: 10px;
  }

  .el-dropdown-link img {
    width: 48px;
    height: 48px;
    border-radius: 24px;
    margin-left: 8px;
  }

  .el-dropdown-link {
    display: flex;
    align-items: center;
  }
</style>
